/// <summary>
/// 设置测量格网的单位和间隔
/// </summary>
/// <param name="pMeasuredGrid">测量格网</param>
/// <param name="units">单位</param>
/// <param name="xInter">X间隔</param>
/// <param name="yInter">Y间隔</param>
public static void SetMeasuredGrid(IMeasuredGrid pMeasuredGrid, esriUnits units, double xInter, double yInter)
{
pMeasuredGrid.Units = units; //单位
pMeasuredGrid.FixedOrigin = false;
pMeasuredGrid.XIntervalSize = xInter; //间隔
pMeasuredGrid.YIntervalSize = yInter; //间隔
}
private void btnOK_Click(object sender, EventArgs e)
{
try
{
IEnvelope envelope = new EnvelopeClass();
this.imap_0.MapScale = Convert.ToDouble(this.txtScale.Text);
double xMin = Convert.ToDouble(this.txtX.Text);
double yMin = Convert.ToDouble(this.txtY.Text);
for (int i = 0; i < (this.imapFrame_0 as IMapGrids).MapGridCount; i++)
{
IMeasuredGrid grid = (this.imapFrame_0 as IMapGrids).get_MapGrid(i) as IMeasuredGrid;
if ((grid != null) && grid.FixedOrigin)
{
grid.XOrigin = xMin;
grid.YOrigin = yMin;
}
}
IEnvelope envelope2 = (this.imapFrame_0 as IElement).Geometry.Envelope;
envelope.PutCoords(xMin, yMin, xMin + ((envelope2.Width * this.imap_0.MapScale) * 0.01),
yMin + ((envelope2.Height * this.imap_0.MapScale) * 0.01));
(this.imap_0 as IActiveView).Extent = envelope;
(this.imap_0 as IActiveView).Refresh();
}
catch (Exception exception)
{
MessageBox.Show(exception.Message);
}
}
public void CreateGrid(IActiveView activeView, IPageLayout pageLayout)
{
IMapGrid mapGrid = new GraticuleClass();
mapGrid.Name = "Map Grid";
IColor color = new RgbColorClass(); color.RGB = 0XBBBBBB;
ICartographicLineSymbol cartographicLineSymbol = new CartographicLineSymbolClass();
cartographicLineSymbol.Cap = esriLineCapStyle.esriLCSButt;
cartographicLineSymbol.Color = color; cartographicLineSymbol.Width = 2;
mapGrid.LineSymbol = (ILineSymbol)cartographicLineSymbol;
mapGrid.Border = null;
mapGrid.TickLength = 15;
cartographicLineSymbol = new CartographicLineSymbolClass();
cartographicLineSymbol.Cap = esriLineCapStyle.esriLCSButt;
cartographicLineSymbol.Color = color; cartographicLineSymbol.Width = 1;
mapGrid.TickLineSymbol = (ILineSymbol)cartographicLineSymbol;
mapGrid.TickMarkSymbol = null; mapGrid.SubTickCount = 5; mapGrid.SubTickLength = 10;
cartographicLineSymbol = new CartographicLineSymbolClass();
cartographicLineSymbol.Cap = esriLineCapStyle.esriLCSButt;
cartographicLineSymbol.Color = color; cartographicLineSymbol.Width = 0.2;
mapGrid.SubTickLineSymbol = (ILineSymbol)cartographicLineSymbol;
IGridLabel gridLabel = mapGrid.LabelFormat;
gridLabel.LabelOffset = 15;
mapGrid.SetTickVisibility(true, true, true, true);
mapGrid.SetSubTickVisibility(true, true, true, true);
mapGrid.SetLabelVisibility(true, true, true, true);
mapGrid.Visible = true;
IMeasuredGrid measuredGrid = mapGrid as IMeasuredGrid;
measuredGrid.FixedOrigin = true;
measuredGrid.XIntervalSize = 10;
measuredGrid.XOrigin = 5; //Shift grid 5
measuredGrid.YIntervalSize = 10; //Parallel interval.
measuredGrid.YOrigin = 5; //Shift grid 5
IMap map = activeView.FocusMap;
IGraphicsContainer graphicsContainer = pageLayout as IGraphicsContainer;
IFrameElement frameElement = graphicsContainer.FindFrame(map);
IMapFrame mapFrame = frameElement as IMapFrame;
IMapGrids mapGrids = null;
mapGrids = mapFrame as IMapGrids;
mapGrids.AddMapGrid(mapGrid);
activeView.PartialRefresh(esriViewDrawPhase.esriViewBackground, null, null);
}
